Add VSQRT instruction to the integrated ARM assembler.

src/DartARM32/assembler_arm.h

Index: src/DartARM32/assembler_arm.h
diff --git a/src/DartARM32/assembler_arm.h b/src/DartARM32/assembler_arm.h
index bc667ab64ab014b21f2a2976c4d6836c6c676fd1..4df1b70dc235cc694315d7d8c84663e50b646a94 100644
--- a/src/DartARM32/assembler_arm.h
+++ b/src/DartARM32/assembler_arm.h
@@ -737,10 +737,12 @@ class Assembler : public ValueObject {
   void vnegs(SRegister sd, SRegister sm, Condition cond = AL);
   void vnegd(DRegister dd, DRegister dm, Condition cond = AL);
   void vnegqs(QRegister qd, QRegister qm);
+#if 0
+  // Moved to ARM32::AssemblerARM32::vsqrts().
   void vsqrts(SRegister sd, SRegister sm, Condition cond = AL);
+  // Moved to ARM32::AssemblerARM32::vsqrts().
   void vsqrtd(DRegister dd, DRegister dm, Condition cond = AL);
 
-#if 0
   // Moved to ARM32::AssemblerARM32::vcvtsd().
   void vcvtsd(SRegister sd, DRegister dm, Condition cond = AL);
   // Moved to ARM32::AssemblerARM32:vcvtds().